3741458

Information

• Patent Grant
• 3741458

• References
• Source

• Patent Number

  3,741,458

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1973
  51 years ago

• CPC

  • F15B11/00 - Servomotor systems without provision for follow-up action; Circuits therefor
  • B21D43/11 - for feeding sheet or strip material
  • F15B11/076 - with pneumatic drive or displacement and speed control or stopping by hydraulic braking
  • F15B21/08 - Servomotor systems incorporating electrically operated control means
  • F15B2211/3051 - Cross-check valves
  • F15B2211/30525 - Directional control valves
  • F15B2211/31541 - having a single pressure source and multiple output members
  • F15B2211/327 - electrically or electronically
  • F15B2211/40515 - with variable throttles or orifices
  • F15B2211/55 - for limiting a pressure up to a maximum pressure
  • F15B2211/7107 - the output members being mechanically linked
  • F15B2211/7128 - the chambers being connected in parallel

• US Classifications

  • 226 - Advancing material of indeterminate length